Export-Grade Titanium Fasteners & Structural Components
From micro DIN set screws and structural bars to chemical processing racks and exhaust tubing, all products originate from vacuum arc remelted ingots in Baoji, machined to strict European tolerance classes.
Technical Whitepaper: Titanium Set Screws in High-Reliability Czech Industrial Systems
As Central Europe accelerates high-value engineering under the Industry 4.0 framework, the Czech Republic (Česká republika) has solidified its position as a powerhouse for precision machine tools, nuclear plant servicing, optical device manufacturing, and motorsport engineering. Within these mission-critical assemblies, conventional austenitic stainless steel set screws (A2-70, A4-80) frequently fail due to galling, excessive weight, magnetic interference, or stress corrosion cracking under thermal cycling. Jovzi Titanium Industry Co., Ltd., based in China's Titanium Valley (Baoji), operates as a primary manufacturer and direct exporter delivering high-integrity Grade 5 (Ti-6Al-4V) and Grade 2 (CP Titanium) set screws (grub screws) engineered to international standards including DIN 913 (flat point), DIN 914 (cone point), DIN 915 (dog point), and DIN 916 (cup point).
Czech design engineers across industrial hubs—ranging from Prague and Brno to Plzeň, Ostrava, and Liberec—require precise holding power, thread shear durability, and dimensional precision. Unlike generic fastener distributors who warehouse mixed-source stock with questionable pedigree, our direct export channel ensures end-to-end metallurgical traceability from raw vacuum-arc double-melted sponge titanium to the final cold-formed or CNC-turned set screw.
| Property Parameter | Jovzi Grade 5 Titanium (Ti-6Al-4V) | Jovzi Grade 2 CP Titanium | Austenitic Stainless (A4-80 / 1.4401) |
|---|---|---|---|
| Tensile Strength (Rm, MPa) | ≥ 895 – 1000 MPa | ≥ 345 – 450 MPa | ≥ 800 MPa |
| Yield Strength (Rp0.2, MPa) | ≥ 828 MPa | ≥ 275 MPa | ≥ 600 MPa |
| Density (g/cm³) | 4.43 g/cm³ (~45% Lighter) | 4.51 g/cm³ | 7.98 g/cm³ |
| Magnetic Permeability (μ) | 1.00005 (Virtually Non-Magnetic) | 1.00005 | 1.005 – 1.05 (Cold Work Magnetic) |
| Chloride Pitting Resistance | Immune in ambient seawater & brine | Superior in oxidizing media | Susceptible to crevice pitting > 60°C |
| Coefficient of Thermal Expansion | 8.6 × 10&supmin;&sup6; / K | 8.6 × 10&supmin;&sup6; / K | 16.0 × 10&supmin;&sup6; / K |
The reduced thermal expansion coefficient of Grade 5 titanium (8.6 × 10&supmin;&sup6; / K compared to 16 × 10&supmin;&sup6; / K for standard stainless steel) provides Czech machine builders with exceptional dimensional stability. When clamping hardened carbide tool shanks, optical lenses, or high-speed spindles subject to internal friction and thermal gradients, titanium grub screws retain their pre-load clamping force without loosening or inducing destructive thermal radial stresses.
Localized Application Scenarios Across Czech Industrial Hubs
How titanium set screws solve acute mechanical, thermal, and chemical challenges in the Czech Republic's core industrial ecosystems.
High-Precision CNC Machine Tools
In the heavy industrial belt of Plzeň, Brno, and Zlín, manufacturers of multi-axis machining centers and grinding apparatus utilize Jovzi Grade 5 DIN 913/916 set screws to secure rotating tool holders, internal boring bars, and encoder rings. Titanium eliminates rotational inertia and resists thread distortion under severe dynamic shear loads.
Electron Microscopy & Optics Clusters
Brno is internationally recognized as a global capital of electron microscopy (producing roughly one-third of the world's TEM and SEM instruments). Our Grade 2 and Grade 5 titanium set screws are completely non-magnetic and vacuum-degassed, preventing beam distortion and outgassing inside high-vacuum specimen chambers.
Nuclear & Energy Engineering
Serving auxiliary maintenance for the Temelín and Dukovany Nuclear Power Stations, our titanium set screws conform to strict ASTM B348 chemistry boundaries. Their resilience against radiation embrittlement and chloride-induced stress corrosion makes them ideal for secondary instrumentation sensors and control linkages.
Automotive & Motorsport Tier Suppliers
Supplying Tier-1 and Tier-2 component manufacturers tied to Škoda Auto in Mladá Boleslav and Kvasiny, as well as Czech rally engineering teams. Titanium DIN 914 cone point grub screws provide weight-critical locking in racing throttle bodies, suspension pivots, and custom lightweight gearbox selectors.
Medical Instrumentation & Implants
Biomedical manufacturers in Prague and Hradec Králové leverage Jovzi's Ti-6Al-4V ELI (Grade 23) and Grade 5 micro-set screws (M1.6 to M3) for orthopedic adjustment apparatus, external fixators, and diagnostic robotic arms requiring biocompatibility and ultrasonic cleanability.
Surface Finishing & Anodizing Plants
Electroplating facilities across Northern and Eastern Bohemia utilize Jovzi's Grade 2 titanium split finger racks, baskets, and holding set screws. Because CP titanium naturally develops a stable rutile (TiO2) passive oxide layer, it remains untouched by aggressive chromic, sulfuric, or nitric acid baths.
Czech Market Trends: Why Demand for Titanium Fasteners is Expanding
The Czech manufacturing sector is experiencing structural changes that directly stimulate the procurement of non-ferrous, high-strength micro-fasteners:
1. Electrification & Weight Reduction
The transition toward battery electric vehicle (BEV) architectures and e-mobility drivetrains mandates total assembly mass reduction. Czech automotive suppliers are replacing stainless steel and alloy steel fasteners with titanium to preserve vehicle efficiency and reduce unsprung suspension mass.
2. Near-Shoring of High-Tech Sub-Assemblies
European supply chain realignments have positioned the Czech Republic as a prime recipient of precision mechanical sub-contracting from Germany, Austria, and Switzerland. Czech machine shops require certified titanium raw materials and ready-to-assemble fasteners that comply with strict EU DIN/ISO directives without domestic mill premiums.
3. Expansion of Advanced Additive Manufacturing
Industrial 3D printing hubs in Liberec and Brno integrate 3D-printed titanium structures with CNC-finished mounting threads. Titanium set screws eliminate galvanic potential mismatches that typically occur when steel screws are installed into titanium printed housings.
Dimensional & Mechanical Standards: DIN Set Screws
Jovzi manufactures titanium set screws under precision multi-spindle Swiss CNC turning centers and automated thread-rolling machines, guaranteeing class 6g thread fit without micro-burrs or lead distortion:
DIN 913 / ISO 4026
Flat Point: Designed for locating components on ground shafts without marring the surface. Ideal for precision optics, dial indicator locks, and delicate instrument stops.
DIN 914 / ISO 4027
Cone Point: Features a hardened point that penetrates into a matching counter-bore or groove, creating a permanent, pivot-resistant locking point for high-torque linkages.
DIN 915 / ISO 4028
Dog Point (Full/Half): Cylindrical end fits into a shaft keyway or hole, allowing shaft rotation while preventing axial drift. Common in Czech machine gear selectors.
DIN 916 / ISO 4029
Cup Point: The most widely specified grub screw. The sharp annular rim cuts into the mating shaft for maximum torsional grip against vibration loosening.
Why Czech Technical Buyers Partner with Jovzi Titanium Industry Co., Ltd.
Baoji Titanium Valley Hub
Established in 2006 in Baoji, Shaanxi, our factory has direct access to primary sponge titanium smelting and national testing labs, securing stable pricing and superior material purity.
Independent MTC & Lab Audits
Every shipment is accompanied by an EN 10204 3.1 Mill Test Certificate detailing chemical composition and physical tensile tests. Secondary third-party testing by the BaoTi Test Center is available upon request.
Streamlined EU Logistics & DDP
Over 19 years of continuous international exporting (81%–90% export ratio). We offer seamless delivery to Czech destinations via air courier (DHL, FedEx, UPS) or consolidated sea/rail freight, with DDP and multi-currency settlement (EUR, USD).
Precision Swiss-Type CNC & OEM
Staffed by 4 senior and 5 intermediate metallurgical and tooling engineers. We produce micro-threads down to M1.2, metric fine pitches, custom dog lengths, and multi-color anodized surfaces tailored to buyer drawings.
No MOQ Barriers for Development
We support Czech R&D engineering centers with rapid prototyping small batches (from 100 pcs for fasteners, 1 pc for forged rings/flanges, and 1 kg for bar stock), scaling smoothly to series production of hundreds of thousands.
Technical Inquiry Response ≤ 8h
Dedicated trade engineering personnel ensure all RFQs, drawing files (STEP, DWG, PDF), and material compliance inquiries received during European business hours are resolved within 8 business hours.
Frequently Asked Questions by Czech Engineering Buyers
Clear answers covering standards compliance, anti-galling lubrication, EU customs handling, and material certification.
How do Jovzi's titanium set screws comply with ČSN and DIN European standards?
What measures prevent galling (zadírání) when driving titanium set screws into titanium or stainless housings?
Can we obtain EN 10204 3.1 certification and RoHS/REACH compliance documentation for our audit trail?
What are the standard lead times and delivery methods to Prague, Brno, or Ostrava?
Are micro-diameter sizes (e.g., M1.6, M2, M2.5) available for precision optics and electronics?
Can Jovzi supply customized thread pitches or modified dog-point ends according to custom drawings?
Ready to Source High-Performance Titanium Set Screws?
Connect directly with our engineering sales desk in Baoji. Obtain our full metric technical catalog, CAD dimensional guides, and guaranteed competitive pricing for delivery into the Czech Republic and Central European industrial regions.